6
．
Technical Specifications
A10.1018
Objective Specifications
Magnification
Numerical
Value Aperture
Diaphragm(N.A)
Working
Distance
（
mm
）
Thickness of
Cover Slip
Conjugate
Distance
（
mm
）
Magnification
Sign
(Color loop)
4X
0.10
25.42
0.17
∞
Red
10X
0.25
11
0.17
∞
Yellow
40X
0.65
0.75
0.17
∞
Baby Blue
100X
1.25
0.21
0.17
∞
Black &White
7
．
Trouble shooting
A10.1018
Some problems will happen in the using of the microscope, you could solve them according the
following list
PROBLEMS
REASON FOR PROBLEM
SOLUTION
I
、
Optical Part:
1
、
Illumination
is opening, but
the field of view
is dark.
The poor contact exists in the lamp house
and the illumination system.
Ensure the contact pin and the
lamp holder pin work well
The lamp bulb spoils
change a new bulb
The brightness adjustment knob is set too
dark
Adjust the knob in a proper
position
No use the appointed lamp bulb
use the specified halogen Lamp
6V30W
2
、
The edge of
the field of view
has shadow or
the brightness is
asymmetry
The nosepiece is not in the located
position
Adjust it into the located position
The surface of the lamp become black
Change a new lamp bulb
The surface of the lens is moldy or has
contaminant
Clean the lens
3
、
Find dust and
stain in the field
of view
There are stains on the specimen
Change the specimen
There are stains on the eyepiece
Clean the eyepiece
4
、
The image is
defocus\low-reso
lution
The objective damage
Mend and correct the objective
(send to factory for overhauling)
The lens of the objective and eyepiece is
moldy or have contaminant
Do cleaning
The opening of Aperture diaphragm and
field diaphragm is not proper, and too
much astigmatism.
Change the opening of the
aperture diaphragm and field
diaphragm
Fine focus system is broken
Examine and repair the fine
focus system(send to factory for
overhauling)
The objective is not in the center of the
light path
Turn the nosepiece to the
located position
